src/cmd.sh: Add return statements

1 files changed, 7 insertions, 0 deletions

diff --git a/src/cmd.sh b/src/cmd.sh
index dbf28ba..71c6180 100644
--- a/src/cmd.sh
+++ b/src/cmd.sh
@@ -58,6 +58,8 @@ print_opt_summaries()
 		printf '%s\n' "${summary}" | fold -s -w 56 | \
 			sed "2,\$s/^/${padding}/;"
 	done
+
+	return 0
 }
 
 print_cmd_summaries()
@@ -80,6 +82,8 @@ print_cmd_summaries()
 		printf '%s\n' "${summary}" | fold -s -w 56 | \
 			sed "2,\$s/^/${padding}/;"
 	done
+
+	return 0
 }
 
 print_cmd_usage()
@@ -93,6 +97,7 @@ print_cmd_usage()
 	usage="$(get_msg "cmd_${cmd_clean}_usage")"
 
 	printf "$(get_msg 'cmd_usage')\n" "${0}" "${cmd}" "${usage}"
+	return 0
 }
 
 is_cmd()
@@ -116,4 +121,6 @@ run_cmd()
 	else
 		error 1 "$(get_msg 'cmd_not_found')" "${cmd}"
 	fi
+
+	return 0
 }